EP 0318229 A2 19890531 - Coin validation apparatus.
Title (en)
Coin validation apparatus.
Title (de)
Vorrichtung zum Prüfen von Münzen.
Title (fr)
Appareil de validation de pièces de monnaie.
Publication
Application
Priority
GB 8727526 A 19871124
Abstract (en)
Coin validation apparatus comprising a coin chute 2 arranged for directing a coin 1 entering the apparatus such that the coin will be brought into contact with a hard striking surface 3, a microphone 4 positioned to detect acoustic vibrations of the coin 1 after striking said surface, an electronic circuit capable of comparing data from said coin with stored data representative of a set of standard coins and indicating which value of coin corresponds to that having entered said apparatus, in which the part of the apparatus before the electronic circuit includes a coin detector arranged to actuate said circuit at a time when a coin 1 has been detected as entering the apparatus. The detector may be the microphone 4.
IPC 1-7
IPC 8 full level
G07D 5/00 (2006.01)
CPC (source: EP)
G07D 5/00 (2013.01)
Designated contracting state (EPC)
BE DE ES FR GR IT LU NL SE
DOCDB simple family (publication)
EP 0318229 A2 19890531; EP 0318229 A3 19900808; AU 2583588 A 19890525; BR 8806169 A 19890815; CN 1036470 A 19891018; DK 655688 A 19890525; DK 655688 D0 19881124; GB 2215505 A 19890920; GB 8727526 D0 19871223; GB 8827161 D0 19881229; JP H01244593 A 19890928; PT 89058 A 19890914; ZA 888742 B 19891129
DOCDB simple family (application)
EP 88310998 A 19881121; AU 2583588 A 19881123; BR 8806169 A 19881124; CN 88108657 A 19881123; DK 655688 A 19881124; GB 8727526 A 19871124; GB 8827161 A 19881121; JP 29714988 A 19881124; PT 8905888 A 19881123; ZA 888742 A 19881122